518272894 has 8 divisors (see below), whose sum is σ = 795488760. Its totient is φ = 253109976.

The previous prime is 518272889. The next prime is 518272907. The reversal of 518272894 is 498272815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3013129 + ... + 3013300.

It is an arithmetic number, because the mean of its divisors is an integer number (99436095).

Almost surely, 2^518272894 is an apocalyptic number.

518272894 is a deficient number, since it is larger than the sum of its proper divisors (277215866).

518272894 is a wasteful number, since it uses less digits than its factorization.

518272894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6026474.

The product of its digits is 322560, while the sum is 46.

The square root of 518272894 is about 22765.6077010916. The cubic root of 518272894 is about 803.2538796821.

The spelling of 518272894 in words is "five hundred eighteen million, two hundred seventy-two thousand, eight hundred ninety-four".